Stairway lift chair



FIG. 1 is a perspective view of a stairway lift chair showing my newdesign;

FIG. 2 is a top plan view;

FIG. 3 is a left side elevational view;

FIG. 4 is a rear elevational view;

FIG. 5 is a front elevational view; and

FIG. 6 is a right side elevational view thereof.

The ornamental design for a stairway lift chair, as shown and described.